NGC 4643
NGC 4643 is a lenticular galaxy located in the constellation Virgo. It is a member of the NGC 4753 Group of galaxies, which is a member of the Virgo II Groups, a series of galaxies and galaxy clusters strung out from the southern edge of the Virgo Supercluster.
| NGC 4643 | |
|---|---|
legacy surveys image of NGC 4643 | |
| Observation data (J2000 epoch) | |
| Constellation | Virgo |
| Right ascension | 12h 43m 20.134s |
| Declination | +01° 58′ 42.24″ |
| Redshift | 0.0044 |
| Heliocentric radial velocity | 1316 km/s |
| Distance | 62.9 ± 9.5 Mly (19.3 ± 2.9 Mpc) |
| Group or cluster | Virgo Cluster |
| Apparent magnitude (V) | 10.65 |
| Apparent magnitude (B) | 11.23 |
| Characteristics | |
| Type | SB(rs)0/a |
| Other designations | |
| MCG +00-33-005, PGC 42797 | |
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